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algol13
3 years ago
11

A randomly generated password contains four characters. Each of the four characters is either a lowercase letter or a digit from

0–9. Each character in the password cannot be used more than once.
What is the approximate probability that exactly one of the four characters will be a number?
Mathematics
1 answer:
AleksandrR [38]3 years ago
6 0

Answer: 2/561

Step-by-step explanation:

You have 36 possibilities for the first one

you have 35 possibilities for the second one

you have 34 possibilities for the third one

you have 33 possibilities for the last one

\frac{36!}{32!}

36*35*34*33

10*9*8*7= 5040

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Solve for h, if the given equation is: s=2πr^2+2πrh solve
dolphi86 [110]
First isolate the group with h in it
minus 2pir^2 from both sides
s-2pir^2=2pirh
divide both sides by 2pir
(s-2pir^2)/(2pir)=h
5 0
4 years ago
Please help with my last maths question for today
Citrus2011 [14]
Rectangle-circle
=20*11 - 4^2 pi
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3 0
4 years ago
A $7,600 par value bond sells for $7,373 . The coupon rate is 5.30% . What is the current yield
marta [7]

Answer:

Current yield = 5.46%

Step-by-step explanation:

Current yield is calculated by dividing the annual income (coupon) on the bond divided by the current price of the bond

Current  yield = Annual coupon / Current price

In this case,

Face value or Par value = $7,600

Price of the bond = $7,373 (shows it is a discount bond since the price < FV)

Coupon rate = 5.30%

Next, calculate the Coupon payment in dollars;

Annual coupon PMT = Coupon rate * Face value

Annual coupon PMT = 0.053 * 7,600 = $402.8

Therefore, Current Yield = 402.8 / 7,373 = 0.05463

Current yield = 5.46%

5 0
4 years ago
I don't understand this please help :( :/
Lena [83]
Okay.  The equation is the way to figure out how much can be put into the suitcase.

What you do is substitute the various weights for w, and see if the equation is true.
So, 42 + w ≤ 50.
If you use the wieght of the books, 10lb, it looks like this: 42 + 10 ≤ 50.  If you solve that, the equation isn't true, so you can't put the books into the suitcase.

7 0
3 years ago
Find the value of x.<br> 3x +7<br> D<br> 2x + 7<br> 3x 16
Mashcka [7]

Answer:

sum of interior angle of a triangle is 180 degree

so,

3x +7 + 2x+7 +3x+6 = 180

8x + 20 = 180

8x = 180 - 20

8x = 160

x = 160/ 8

x = 20

May it will help you

7 0
3 years ago
Read 2 more answers
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